lab search

Petroleum Testing

Graduated flask : 100 ml,50 ml
Conical flask : 100ml
Separatory funnel : 250ml
Ambient temperature : (-10 )°C to 35 °C

Ambient temperature : ≤ 35 °C
Relative humidity : ≤ 85 %
Precision of titration tube : Scale division is 0.02 ml
Total power consumption : ≤ 1200 W

Measurement range : 0.001 to 0.999 mg KOH / g
Resolution : 0.001 mg KOH / g
Repeatability : 0.004 mg KOH / g
Test accuracy : Acid number < 0.1: ± 0.005 mg KOH / g;
Acid number ≥ 0.1: 5 % of displayed value

Volumetric analysis : Titration condensation: 0.1 N;
Controlling accuracy: ≤ ± 0.02 ml
Automatic acid titration : Titration condensation: 0.1 N;
Controlling accuracy: ≤ ± 0.1 pH
Automatic potential control : Titration condensation: 0.1 N;
Controlling accuracy: ≤ 10 mV
Ambient temperature : 0 ~ 35 ℃

Measurement range : Room temperature ~ 150°C
Stirring speed : 0 ~ 1200 r / min
Heating power : 25 W
Interior Dimension : 360 × 250 × 545 mm

Temperature controlling accuracy : ≤ 0.5 ℃
Temperature controlling range : Room temperature ~ 200 ℃
Power supply for illumination : 5 V
Power of motor : 2 kW

Ambient temperature : ≤ 35 °C
Relative humidity : ≤ 85 %
Temperature range : 5 °C ~ 110 °C, Each scale division is 0.5 °C; 20 °C ~ 150 °C, Each scale division is 1.0 °C; 90 °C ~ 370 °C, Each scale division is 2 °C
Aperture of ignition device : 0.8 mm

Ambient temperature : 10 °C ~ 40 °C
Relative humidity : ≤ 80 %
Measurement Range : Ambient Temperature ~ 250 °C
Flash Point : Lower than 104 °C , error is 2 °C; Higher than 104 °C , error is 6 °C

Ambient temperature : 10 °C ~ 30 °C
Relative humidity : < 80 %
Stirring speed : 105 rpm
Measurement Range : Ambient temperature ~ 250 °C

Ambient temperature : 10 °C ~ 40 ℃
Relative humidity : ≤ 80 %
Ignition Mode : electron igniter / gas flame
Temperature range : Room Temperature ~ 300 ℃

Cubage of bath : Ф300 × 380 mm
Temperature controlling range : 0 °C ~ 100 °C
Temperature controlling accuracy : ± 0.2 °C
Temperature sensor : Industrial platinum resistance, Pt100

Beaker quantity : 600 ml
Ambient temperature : (-10) °C ~ 40 °C
Relative humidity : ≤ 85 %
Thermometer Measurement range : (-5) °C ~ 300 °C

Ambient temperature : ≤ 35 ℃
Relative humidity : ≤ 85 %
Heating power of electric furnace : 250 W × 2
Total power consumption : ≤ 700 W

Ambient temperature : Room temperature to 35 °C
Relative humidity : ≤ 85 %
Timing range : 1 s to 9 min 59 s
Temperature controlling range : Room temperature to 99.9 °C

Ambient temperature : Room temperature to 35 °C
Relative humidity : ≤ 85 %
Temperature controlling range : Room temperature to 99.9 °C
Temperature controlling accuracy : ± 1 °C

Measuring range : 0.35 to 5000 mm2/s
Measure position : 2 (4 units measuring position at option)
Bath volume : 12 L
Timing accuracy : 0.01 s

Measure position : 1
Oil bath medium : Polydimethylsiloxane
Oil bath temperature range : 10 °C to 180 °C
Bath volume : 8 L

Measurement range : RT ~ 100℃
Temperature controlling accuracy : ±0.1℃
Constant temperature bath Cubage : 20 L
Constant temperature bath Types : Two layers cylinder

Temperature controlling accuracy : ±0.5°C
Refrigeration system : New type of refrigeration compressor
Bath stirrer : 6 W, 1200 rpm
Sample stirrer : By an electromagnetic stirrer; 0 ~ 120 rpm

Ambient temperature : (-10)℃ ~ 35 ℃
Relative humidity : ≤ 85 %
Sample cup Inner diameter : 31.0 ~ 32.0 mm
Sample cup Wall thickness : 1.0 ~ 1.5 mm

Temperature controlling accuracy : ± 0.5 ℃
Refrigeration system : New-type refrigeration compressor
Cold trough : Two holes in one trough, and same temperature
Ambient temperature : ≤ 30 ℃

Refrigeration system : New-type refrigeration compressor
Controlling temperature of cold trough : Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT~ (-70) °C, ± 1 °C
Ambient temperature : ≤ 30 ℃
Relative humidity : ≤ 85 %

Refrigeration system : New-type refrigeration compressor
Controlling temperature of cold trough : Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature : ≤ 30 ℃
Relative humidity : ≤ 85 %

Refrigeration system : New-type refrigeration compressor
Controlling temperature of cold trough : Cold trough I: 0 °C, ± 0.5 °C; Cold trough II: 0 °C, (-17) °C, ± 0.5 °C; Cold trough III: (-17) °C, (-34) °C, ± 0.5 °C; Cold trough IV: (-70) °C, ± 0.5 °C
Ambient temperature : ≤ 30 ℃
Relative humidity : ≤ 85 %

Temperature controlling accuracy : ± 0.5 °C
Refrigeration system : New-type refrigeration compressor
Cold trough : One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough : Room temperature ~ (-70) °C

Refrigeration system : New-type refrigeration compressor
Cold trough : One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough : Room temperature ~ (-70) °C
Ambient temperature : ≤ 30 ℃

Temperature controlling accuracy : ± 0.5 °C
Refrigeration system : New-type refrigeration compressor
Cold trough : One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough : Room temperature ~ (-70) °C

Ambient temperature : ≤ 30 ℃
Refrigeration speed : > 40 °C / 10 min
Repeatability for solidifying point : ≤ 2 °C
Repeatability for pour point : ≤ 3 °C

Heat capacity : 14000 ~ 15000 J / K
Temperature measurement range : 10 ~ 35 ℃
Repeatability error : ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb : 20 MPa

Temperature controlling range : 10 ℃ ~ 35 ℃
Temperature resolution : 0.001 ℃
Mean value of heat capacity : 15 kJ / K
Ambient temperature : 20 ℃ ± 5 ℃

Temperature measurement range : 10 ~ 35 ℃
Repeatability error : ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb : 20 MPa
Operation environment temperature : 15 ~ 28 ℃

Ambient temperature : ~ 35 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 8 pieces
Stirring motor : 6 W, 1200 rpm

Ambient temperature : (-10) °C ~ 35 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 11 pieces
Stirring motor : 6 W, 1200 rpm

Ambient temperature : (-10) °C ~ 35 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 11 pieces
Stirring motor : 6 W, 1200 rpm

Ambient temperature : (-10) °C ~ 35 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 7 pieces of Cannon-Fenske reserve-flow capillary viscometer tubes in a group
Stirring motor : 6 W, 1200 rpm

Ambient temperature : ≤ 30 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 13 pieces
Stirring motor : 6 W, 1200 rpm

Ambient temperature : (-10) °C ~ 35 °C
Relative humidity : ≤ 85 %
Capillary viscometer : 11 pieces
Stirring motor : 6 W, 1200 rpm

Ambient temperature : 0 ~ 40 ºC
Relative humidity : 20 ~ 90 %, RH while 40 ℃
Temperature controlling accuracy : ± 0.1 °C
Timing range : 0.0 s ~ 9999.9 s

Light source : 220 V, 100 W
Temperature of grinding milk white light bulb : 2750 ± 50 K
Light hole( Φ14) : 26 pieces
Color comparing tube : Φ32 mm

Dimension : 390 x 260 x 590 mm
Total power consumption : ≤ 1200 W
Power supply : AC 220 V ± 10 %, 50 Hz
Heating power of water bath : 1000 W

Power supply : AC 220 V ± 10 %, 50 Hz
Temperature controlling range in water bath : RT ~ 90 ℃ ± 5 ℃
Cooling bath temperature : (-35) ℃ ± 1 ℃
Evaporation temperature : 35 ℃ ± 1 ℃

Power supply : AC 220 V ± 5 % , 50Hz
Measurement range : 0 ~ 75 kV
Voltage rising rate : 3 kV ± 10 % / s
Distance between electrodes : 2.5 mm

Operation temperature of water bath : RT ~ 90 °C
Temperature controlling accuracy : ± 0.1 °C
Dimensions : 550 × 520 × 102 mm
Pressure meter accuracy : ± 0.4 % kPa

Test bomb : Two samples or a group of parallel samples
Bath temperature : 37.8 °C
Temperature controlling accuracy : 0.1 °C
Dimensions : 500 × 560 × 680 mm, 950 × 540 × 720 mm

Samples : 2
Oil bath cubage : 30 L
Angle between bomb and water surface : 30 °
Speed of rotary assembly : 100 ± 5 RPM

Samples : 6
Temperature controlling mode : Automatic digital temperature
Temperature controlling range : Room temperature ~ 160 °C
Temperature controlling accuracy : ± 0.2 °C

Samples : 8
Temperature : 100 ℃
Temperature controlling accuracy : 0.1 ℃
Flow meter : 3 ± 0.3 L / H oxygen

Measurement Range : 0 ~ 1600 kPa
Temperature controlling accuracy : ± 0.2 %
Relative Humidity : ≤ 80 %
Metal Bath Temperature : 100 ℃ ± 1 ℃

Porcelain crucible : 30 ml
Inner iron crucible : 75 ml
Outer iron crucible : 190 ml
Burner : Mig Burner

Bath type : Four holes with a furnace
Heating type : Electric resistance furnace
Temperature controlling range : 0 ~ 520 °C
Temperature controlling accuracy : ± 5 °C

Bath type : Oil bath
Bath capacity : 5000 ml ± 50 ml
Ambient temperature : Room temperature to 35 °C
Relative humidity : ≤ 85 %

Evaporation bath type and size : Aluminum block bath, φ260 × 130 mm
Holes for testing : 3 pieces
Size of holes for testing cylinder : φ51 × 70 mm
Flow rate display : Flow meter

Evaporation bath type and size : Aluminum bath φ260 × 130 mm
Holes for testing : 5 pieces
Size of holes for testing cylinder : φ51 × 70 mm
Working temperature : 160 ℃ ~ 165℃

Viscosity measurement range : 10 ~ 2000000 MPa•s
Ambient temperature : 5 °C ~ 35 °C
Ambient humidity : Not more than 80 %
Spindles : Four spindles of No.1 ~ 4

Thermometer : 0 ℃ ~ 360 °C
Scale Division : 1 °C
Ambient Temperature : ≤ 35 °C
Relative Humidity : ≤ 85 %

Thermometer : 6 ℃ ~ 400 ℃
Scale Division : 2 °C
Spout Aperture : 0.6 ~ 0.8 mm
Ambient Temperature : 10 ℃ ~ 50 ℃

Ambient Temperature : 10 ℃ ~ 40 °C
Relative Humidity : ≤ 80 %
Temperature Measurement- Full Scale : Ambient temperature to 300 °C
Temperature Measurement- Repeatability : ≤ 8 °C

Ambient Temperature : 20 °C ± 5 °C
Relative Humidity : ≤ 80 %
Temperature Measurement- Full Scale : Ambient temperature to ~ 350 °C
Temperature Measurement- Repeatability : Flash point is lower than 150 °C : error is less than 4 °C; Flash point is higher than 150 °C : error is less than 6 °C

Ambient Temperature : 10 ℃ ~ 40 ℃
Relative Humidity : ≤ 85 %
Temperature Measurement- Full Scale : Ambient temperature to ~ 400 ℃
Temperature Measurement- Repeatability : ≤ 4 ℃

Ambient Temperature : ≤ 35 °C
Relative Humidity : ≤ 85 %
Heating Power of Electric Furnace : 1000 W
Sample Determination : 1 at once

Ambient Temperature : ≤ 35 °C
Relative Humidity : ≤85 %
Heating Power of Electric Furnace : 1000 W × 2
Sample Determination : 2 at once

Measurement Range : 1 μg ~ 100 mg (Representative value: 10 μg ~ 10 mg)
Ambient Temperature : 5 °C ~ 40 °C
Relative Humidity : ≤ 90 %
Titration Speed : 2 mg / min

Ambient Temperature : (-10) °C ~ 35 °C
Relative Humidity : ≤ 85 %
Distillation flask : 1000 ml
Water receiver : 5 ml

Sample quantity : 2 to 3 ml (it is equal to sample depth of 3 mm to 4 mm)
Measurement time : 60, 120, 240, 300, and 600 s at random
Measurement range : 7 ppm to 5 %
Repeatability : < 0.029 (S + 0.6)

Air flow rate : Not less than 150 L / h
Max. Preset time : 99 min 59 s (100 min)
Chamber diameter of oven : Φ22 mm
Heating power of oven : 1400 W × 2

Measuring range : 0.3 - 50000 mm2/s
Measure position : 2
Bath volume : 25 L
Timing accuracy : 0.01 s

Measuring range : 0.3 - 50000 mm2/s
Measure position : 4
Bath volume : 33 L
Timing accuracy : 0.01 s

Measuring range : 0.3 - 50000 mm2/s
Measure position : 6
Bath volume : 41 L
Timing accuracy : 0.01 s

Graduated flasks : 10 ml and 100 ml
Scale division of graduated flask : 10 ml is 0.1 ml and 100 ml is 1 ml
Ambient temperature : (-10) °C ~ 35 °C
Relative humidity : ≤ 85 %

Ambient temperature : (-10) °C ~ 35 ℃
Relative humidity : ≤ 85 %
Thermometer : Each one for 70 °C ~ 90 ℃, 100 °C ~ 120 ℃, and 125 °C ~ 150 ℃
Scale division : 0.1 ℃

Graduated flasks : 100 ml
Scale division of graduated flask : 1ml
Outer diameter of distillation flask : φ65
Refrigeration tube : φ14

Ambient temperature : 5 °C ~ 35 ℃
Relative humidity : ≤ 85 %
Cubage of buffer vessel : 1000 ml
Max. Residual pressure : ≤ 2 mm Hg

Distillation flask : 125 mL
Ambient temperature : Room temperature to 35 °C
Relative humidity : ≤ 85 %
Thermometer : (-2 )°C ~ 300 ℃ and (-2) °C ~ 400 ℃

Graduated flasks : 100 ml
Scale division of graduated flask : 1ml
Distillation flask : 125 ml
Ambient temperature : ≤ 35 °C

Graduated flasks : 100 ml
Distillation flask : 125 ml
Ambient temperature : ≤ 35 °C
Relative humidity : ≤ 85 %

Graduated flasks : 100 ml
Distillation flask : 125 mL
Ambient temperature : ≤ 30 °C
Relative humidity : ≤ 85 %

Graduated Flask : 200 ± 0.2 ml
Standard Water Value : 51 ± 1 s
Temperature Range : 0 ~ 100 °C
Temperature Controlling Accuracy : ± 0.2 °C

Graduated Flask : 100 ml
Standard Water Value : 51 ± 1 s
Temperature Range : 0 ~ 100 °C
Temperature Controlling Accuracy : ± 0.1 °C

Graduated Flask : 200 ± 0.2 ml (50 ± 0.2 ml for bituminous materials)
Standard Water Value : 51 ± 1 s
Temperature Range : 0 ~ 100 °C
Ambient Temperature : 10 °C ~ 40 °C

Sample hole : 2 pieces
Speed of stirring motor : 1400rpm
Ambient temperature : 10~35°C
Temperature controlling range : Room Temperature~100.0°C

Sample hole : 4 pieces
Speed of stirring motor : 1400rpm
Speed for sample stirring : 1000±50rpm
Ambient temperature : Room temperature~ 35°C

Sample hole : 4 pieces
Ambient temperature : Room temperature to 35°C
Temperature controlling range : 0~100°C
Temperature controlling accuracy : ±1°C

Sample hole : 4 pieces
Sample quantity : 4 to 12 pieces
Ambient temperature : Room temperature to 35°C
Temperature controlling range : Room temperature~100°C